The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 23, 2020

Filed:

Apr. 07, 2019
Applicant:

Nuvoton Technology Corporation, Hsin-chu, TW;

Inventors:

Ziv Hershman, Givat Shmuel, IL;

Dan Morav, Herzliya, IL;

Ilan Margalit, Tel Aviv-Jaffa, IL;

Nimrod Peled, Ganei Tikva, IL;

Moshe Alon, Tel-Aviv, IL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/57 (2013.01); G06F 9/4401 (2018.01); G06F 21/44 (2013.01); G06F 21/60 (2013.01); G06F 21/85 (2013.01); G06F 13/42 (2006.01); G06F 13/362 (2006.01); G06F 13/38 (2006.01);
U.S. Cl.
CPC ...
G06F 21/575 (2013.01); G06F 9/4401 (2013.01); G06F 13/362 (2013.01); G06F 13/4291 (2013.01); G06F 21/44 (2013.01); G06F 21/606 (2013.01); G06F 21/85 (2013.01); G06F 13/38 (2013.01);
Abstract

A security device includes an interface and a processor. The interface is configured for connecting to a bus that serves a host device and a non-volatile memory (NVM) device. The processor is connected to the bus in addition to the host device and the NVM device. The processor is configured to detect on the bus a boot process, in which the host device retrieves boot code from the NVM device, and to ascertain a security of the boot process, based on an authentic copy of at least part of the boot code of the host device.


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